J.P. Morgan Chase, the biggest U.S. lender, is closely watched by investors as a bellwether for the financial industry.
Wells Fargo reports fourth quarter EPS of $1.21 a share
Delta's fourth-quarter profits came in higher than Wall Street's expectations. Its shares dropped 2 percent in premarket trading.
UnitedHealth shares jumped 1.2 percent Tuesday after it reported fourth-quarter earnings that beat Wall Street's expectations.